The Apache Web Server as used in Novell NetWare 6.5 and GroupWise allows remote attackers to obtain sensitive information via a certain directive to Apache that causes the HTTP-Header response to be modified, which may reveal the server's internal IP address.

Unspecified vulnerability in the Windows Client API in Novell GroupWise 5.x through 7 might allow users to obtain "random programmatic access" to other email within the same post office.

grpWise.exe for Novell GroupWise client 5.5 through 6.5.2 stores the password in plaintext in memory, which allows attackers to obtain the password using a debugger or another mechanism to read process memory.

NOTE: this issue has been disputed by the vendor. The error module in Novell GroupWise WebAccess allows remote attackers who have not authenticated to read potentially sensitive information, such as the version, via an incorrect login and a modified (1) error or (2) modify parameter that returns template files or the "about" information page. NOTE: the vendor has disputed this issue

Unknown vulnerability in Novell GroupWise and GroupWise WebAccess 6.0 through 6.5, when running with Apache Web Server 1.3 for NetWare where Apache is loaded using GWAPACHE.CONF, allows remote attackers to read directories and files on the server.

Unspecified vulnerability in Novell GroupWise 6 SP3 WebAccess before Revision F has unknown impact and attack vectors related to "malicious script."

Buffer overflow in Novell GroupWise 6.0.1 Support Pack 1 allows remote attackers to execute arbitrary code via a long RCPT TO command.

GroupWise 6, when using LDAP authentication and when Post Office has a blank username and password, allows attackers to gain privileges of other users by logging in without a password.

Novell Groupwise 5.5 and 6.0 Servlet Gateway is installed with a default username and password for the servlet manager, which allows remote attackers to gain privileges.

Directory traversal vulnerability in Novell GroupWise 5.5 and 6.0 allows remote attackers to read arbitrary files via a request for /servlet/webacc?User.html= that contains "../" (dot dot) sequences and a null character.

GroupWise 5.5 and 6 running in live remote or smart caching mode allows remote attackers to read arbitrary users' mailboxes by extracting usernames and passwords from sniffed network traffic, as addressed by the "Padlock" fix.